Cotton Gin: removed seeds from raw material, Eli Whitney_, Increased population of slaves, , Steamboat: Robert Fulton, , More efficient transport of people and goods, Traveled on canals, Interchangeable Parts: Eli Whitney, , Allowed for easier repairs, Steel Plow: John Deere, , Allowed for western soil to be tilled or cultivated before planting, Mechanical Reaper: Cyrus McCormick, , Allowed for faster harvesting of crops, Telegraph: Samuel Morse, Morse Code, , Revolutionized communication over long distances,

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